DE3337883A1 - Doppelzylinder-umschaltventil zum ermitteln und lokalisieren von fehlerhaften kernbrennstoffelementen - Google Patents
Doppelzylinder-umschaltventil zum ermitteln und lokalisieren von fehlerhaften kernbrennstoffelementenInfo
- Publication number
- DE3337883A1 DE3337883A1 DE19833337883 DE3337883A DE3337883A1 DE 3337883 A1 DE3337883 A1 DE 3337883A1 DE 19833337883 DE19833337883 DE 19833337883 DE 3337883 A DE3337883 A DE 3337883A DE 3337883 A1 DE3337883 A1 DE 3337883A1
- Authority
- DE
- Germany
- Prior art keywords
- holes
- single line
- cylinder
- test holes
- valve according
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000000446 fuel Substances 0.000 title description 26
- 239000002826 coolant Substances 0.000 claims description 19
- 238000007689 inspection Methods 0.000 claims description 12
- 239000003758 nuclear fuel Substances 0.000 claims description 12
- 230000002093 peripheral effect Effects 0.000 claims description 8
- 239000007787 solid Substances 0.000 claims description 7
- 230000004992 fission Effects 0.000 description 6
- 230000003111 delayed effect Effects 0.000 description 5
- 238000005253 cladding Methods 0.000 description 3
- 230000002950 deficient Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 229910001338 liquidmetal Inorganic materials 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C17/00—Monitoring; Testing ; Maintaining
- G21C17/02—Devices or arrangements for monitoring coolant or moderator
- G21C17/04—Detecting burst slugs
- G21C17/042—Devices for selective sampling, e.g. valves, shutters, rotatable selector valves
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Monitoring And Testing Of Nuclear Reactors (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57182656A JPS5972094A (ja) | 1982-10-18 | 1982-10-18 | 二重円筒状セレクタバルブ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3337883A1 true DE3337883A1 (de) | 1984-04-26 |
| DE3337883C2 DE3337883C2 (enrdf_load_stackoverflow) | 1993-01-07 |
Family
ID=16122130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19833337883 Granted DE3337883A1 (de) | 1982-10-18 | 1983-10-18 | Doppelzylinder-umschaltventil zum ermitteln und lokalisieren von fehlerhaften kernbrennstoffelementen |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4581198A (enrdf_load_stackoverflow) |
| JP (1) | JPS5972094A (enrdf_load_stackoverflow) |
| DE (1) | DE3337883A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2534731B1 (enrdf_load_stackoverflow) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8418692D0 (en) * | 1984-07-23 | 1984-08-30 | Nat Nuclear Corp Ltd | Failed fuel detection arrangements |
| DE8712772U1 (de) * | 1987-09-22 | 1989-01-19 | Siemens AG, 1000 Berlin und 8000 München | Gerät zur Inspektion und/oder Reparatur von Wärmetauscherrohren |
| CN112002443B (zh) * | 2020-07-31 | 2022-09-23 | 清华大学 | 控制棒水压驱动系统 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2754131A1 (de) * | 1976-12-09 | 1978-06-15 | Commissariat Energie Atomique | Vorrichtung fuer die entnahme einer fluessigkeit aus einer vielzahl von leitungen |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB888660A (en) * | 1958-12-18 | 1962-01-31 | Plessey Co Ltd | Improvements in or relating to methods of uniquely identifying any channel of a multi-channel fluid flow system |
| GB1006070A (en) * | 1961-07-05 | 1965-09-29 | English Electric Co Ltd | Fluid control selector valve |
| GB1334844A (en) * | 1969-08-27 | 1973-10-24 | Reyrolle Parsons Ltd | Selector valves for nuclear reactors |
| US3870078A (en) * | 1971-11-03 | 1975-03-11 | Usc Inc | Sampling slide value |
| US4332639A (en) * | 1979-02-21 | 1982-06-01 | Electric Power Research Institute, Inc. | Failed element detection and location system and method for use in a nuclear reactor |
-
1982
- 1982-10-18 JP JP57182656A patent/JPS5972094A/ja active Granted
-
1983
- 1983-10-06 US US06/539,681 patent/US4581198A/en not_active Expired - Lifetime
- 1983-10-17 FR FR8316450A patent/FR2534731B1/fr not_active Expired
- 1983-10-18 DE DE19833337883 patent/DE3337883A1/de active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2754131A1 (de) * | 1976-12-09 | 1978-06-15 | Commissariat Energie Atomique | Vorrichtung fuer die entnahme einer fluessigkeit aus einer vielzahl von leitungen |
Non-Patent Citations (1)
| Title |
|---|
| CH-Z: Genfer Berichte, 7, 1958, 478-485 * |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2534731B1 (fr) | 1988-09-02 |
| JPH0133799B2 (enrdf_load_stackoverflow) | 1989-07-14 |
| DE3337883C2 (enrdf_load_stackoverflow) | 1993-01-07 |
| JPS5972094A (ja) | 1984-04-23 |
| FR2534731A1 (fr) | 1984-04-20 |
| US4581198A (en) | 1986-04-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OM8 | Search report available as to paragraph 43 lit. 1 sentence 1 patent law | ||
| 8110 | Request for examination paragraph 44 | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8327 | Change in the person/name/address of the patent owner |
Owner name: JAPAN NUCLEAR CYCLE DEVELOPMENT INSTITUTE, TOKAI, |